code: def config_opts(parser):
      group = parser.add_argument_group("Configuration")
      group.add(
          "-config",
          "--config",
          required=False,
          is_config_file_arg=True,
          help="Path of the main YAML config file.",
      )
      group.add(
          "-save_config",
          "--save_config",
          required=False,
          is_write_out_config_file_arg=True,
          help="Path where to save the config.",
      )
  
imports: import configargparse
  from onmt.modules.sru import CheckSRU
  from onmt.transforms import AVAILABLE_TRANSFORMS
  from onmt.constants import ModelTask
  from onmt.modules.position_ffn import ACTIVATION_FUNCTIONS
  from onmt.modules.position_ffn import ActivationFunction
  from onmt.constants import DefaultTokens
label_desc: Use image node_id 1 for calling a global function with example usage: config_opts(parser) without return types